1. Update the iPhone's iOS system to the latest stable version, then unlock the phone, open the setup interface, and click the top Apple ID in the setup interface.

2. In the middle part of the Apple ID interface, you can see "Set up family enjoyment ...", click to enter, and the system will have a simple explanation. After reading it, click "Start Using".

3. At first, you will jump to * * * to enjoy the selection interface. Initially, it is set to choose a * * * enjoyment, which can be iTunes and App Store purchases, Apple Music, iCloud storage space and location * * * enjoyment. Here, take the commonly used App Store * * enjoyment as an example, and select it. The system will give you a confirmation interface to confirm whether you want to enjoy it, and click "Continue".

4. At the same time, * * * enjoys the payment method, and the system also requires confirmation. After clicking OK, the invitation interface will pop up, and click "Invite Family Members" at the bottom.

5. The mobile phone will jump to the new iMessage information interface, and the invitation connection has been automatically generated and sent to the member who needs to be invited. The other mobile phone must be iPhone series.

6. After sending, the invitation has been completed, the other party will receive the message, and then click the invitation. He can agree to join or refuse, generally choosing to agree.

7. Back to the Apple ID interface, you can see that there is an invitation. If the other party agrees, it will join the family * * * interface, where you can manage, add some * * * enjoyment options, close and adjust family members. It's good. You can try it if necessary.